DISABLE AUTOPLAY

HOW TO DISABLE AUTO PLAY OF YOUR PENDRIVE TO AVOID VIRUS ACTIVATION?
just follow th simple steps
=>goto
=>run
=>type
gpedit.ms
=>then click COMPUTER CONFIGRATION
=>open ADINISTRATIVE TEMPLATE,
=>open SYSTEM,
=>now you will see a option named "TURN OFF AUTO PLAY" in the sixth position from bottom,
=>right click this option,choose properties and DISABLE it.